Recently, I wanted to search for one address that I send in Gmail to myself. So, I was trying to filter all emails I sent to myself (email sent from me to me).
I found the answer.
How to Search Emails From Myself in Gmail?
To search and filter all emails that you send to yourself from the same email in Gmail, you need to type in the search box “from: me”. In this case, in your Gmail, you will list all emails that you send to yourself from the same email in your Gmail.